Open or re-activate an agent session by its natural key (SessionStart). Idempotent: startup inserts, resume reuses the row and advances activation_epoch, and neither restamps the briefing.

curl --request POST \
  --url https://api.3ngram.ai/api/v1/agent-sessions/open \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "agent": "<string>",
  "sessionId": "<string>",
  "briefedMemories": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "status": "<string>",
      "topic": "<string>"
    }
  ],
  "project": "<string>",
  "scope": "<string>",
  "selector": {
    "kind": "all"
  }
}
'

import requests

url = "https://api.3ngram.ai/api/v1/agent-sessions/open"

payload = {
    "agent": "<string>",
    "sessionId": "<string>",
    "briefedMemories": [
        {
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "status": "<string>",
            "topic": "<string>"
        }
    ],
    "project": "<string>",
    "scope": "<string>",
    "selector": { "kind": "all" }
}
headers = {
    "X-API-Key": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-API-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    agent: '<string>',
    sessionId: '<string>',
    briefedMemories: [
      {
        id: '3c90c3cc-0d44-4b50-8888-8dd25736052a',
        status: '<string>',
        topic: '<string>'
      }
    ],
    project: '<string>',
    scope: '<string>',
    selector: {kind: 'all'}
  })
};

fetch('https://api.3ngram.ai/api/v1/agent-sessions/open', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.3ngram.ai/api/v1/agent-sessions/open",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'agent' => '<string>',
    'sessionId' => '<string>',
    'briefedMemories' => [
        [
                'id' => '3c90c3cc-0d44-4b50-8888-8dd25736052a',
                'status' => '<string>',
                'topic' => '<string>'
        ]
    ],
    'project' => '<string>',
    'scope' => '<string>',
    'selector' => [
        'kind' => 'all'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-API-Key: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.3ngram.ai/api/v1/agent-sessions/open"

	payload := strings.NewReader("{\n  \"agent\": \"<string>\",\n  \"sessionId\": \"<string>\",\n  \"briefedMemories\": [\n    {\n      \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"status\": \"<string>\",\n      \"topic\": \"<string>\"\n    }\n  ],\n  \"project\": \"<string>\",\n  \"scope\": \"<string>\",\n  \"selector\": {\n    \"kind\": \"all\"\n  }\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("X-API-Key", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.3ngram.ai/api/v1/agent-sessions/open")
  .header("X-API-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"agent\": \"<string>\",\n  \"sessionId\": \"<string>\",\n  \"briefedMemories\": [\n    {\n      \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"status\": \"<string>\",\n      \"topic\": \"<string>\"\n    }\n  ],\n  \"project\": \"<string>\",\n  \"scope\": \"<string>\",\n  \"selector\": {\n    \"kind\": \"all\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.3ngram.ai/api/v1/agent-sessions/open")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["X-API-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"agent\": \"<string>\",\n  \"sessionId\": \"<string>\",\n  \"briefedMemories\": [\n    {\n      \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"status\": \"<string>\",\n      \"topic\": \"<string>\"\n    }\n  ],\n  \"project\": \"<string>\",\n  \"scope\": \"<string>\",\n  \"selector\": {\n    \"kind\": \"all\"\n  }\n}"

response = http.request(request)
puts response.read_body

{
  "activationEpoch": 123,
  "briefingDeliveredAt": "2023-11-07T05:31:56Z",
  "created": true,
  "lastSeenAt": "2023-11-07T05:31:56Z",
  "openedAt": "2023-11-07T05:31:56Z",
  "reopened": true,
  "sessionRunId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "source": "startup"
}

{
  "error": "conflict"
}